/**
  ******************************************************************************
  * File Name          : main.c
  * Description        : Main program body
  ******************************************************************************
  *
  * COPYRIGHT(c) 2016 STMicroelectronics
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal.h"

/* USER CODE BEGIN Includes */
#include <string.h>
#include "uplatform.h"
/* USER CODE END Includes */

/* Private variables ---------------------------------------------------------*/
CAN_HandleTypeDef hcan;

UART_HandleTypeDef huart2;

/* USER CODE BEGIN PV */
/* Private variables ---------------------------------------------------------*/

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_CAN_Init(void);
static void MX_USART2_UART_Init(void);

/* USER CODE BEGIN PFP */
/* Private function prototypes -----------------------------------------------*/

/* USER CODE END PFP */

/* USER CODE BEGIN 0 */
void HAL_CAN_RxCpltCallback(CAN_HandleTypeDef* hcan)
{
  /* Prevent unused argument(s) compilation warning */
//  UNUSED(hcan);
	HAL_UART_Transmit(&huart2, (uint8_t*)(hcan->pRxMsg->Data), hcan->pRxMsg->DLC, 10);
}
/* USER CODE END 0 */

int main(void)
{

  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration----------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* Configure the system clock */
  SystemClock_Config();

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_CAN_Init();
  MX_USART2_UART_Init();
	
	upf_init(DEV_MASTER);

  /* USER CODE BEGIN 2 */
		char *buf = "hello";
		char *set = "set";
		char *reset = "reset";
		char *timeout = "timeout";
		GPIO_PinState state;
		
		int ret = 0;
		
		CanTxMsgTypeDef tx;
		CanRxMsgTypeDef rx;
		CAN_FilterConfTypeDef conf;
		
		hcan.pTxMsg = &tx;
		hcan.pRxMsg = &rx;

		conf.FilterNumber = 0;
		conf.FilterMode = CAN_FILTERMODE_IDMASK;
		conf.FilterScale = CAN_FILTERSCALE_32BIT;
		
		conf.FilterIdHigh = 0x0000;
		conf.FilterIdLow = 0x0000;
		conf.FilterMaskIdHigh = 0x0000;
		conf.FilterMaskIdLow = 0x0000;
		conf.FilterFIFOAssignment = 0;
		conf.FilterActivation = ENABLE;
		conf.BankNumber = 14;
		
		HAL_CAN_ConfigFilter(&hcan,&conf);
		HAL_CAN_Receive_IT(&hcan,CAN_FIFO0);
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
  /* USER CODE END WHILE */

  /* USER CODE BEGIN 3 */

		
		tx.StdId = 0x321;
		tx.ExtId = 0x01;
		
		tx.RTR = CAN_RTR_DATA;
		tx.IDE = CAN_ID_STD;
		tx.DLC = 8;
		tx.Data[0] = 'L';
		tx.Data[1] = 'a';
		tx.Data[2] = 'w';
		tx.Data[3] = 's';
		tx.Data[4] = 'o';
		tx.Data[5] = 'n';
		tx.Data[6] = 'L';
		tx.Data[7] = 'L';
		
			
	//	HAL_UART_Transmit(&huart2, (uint8_t*)buf, strlen(buf), 10);

//		HAL_GPIO_WritePin(GPIOF, GPIO_PIN_0, GPIO_PIN_SET);
//		HAL_Delay(500);
//		HAL_CAN_Transmit(&hcan,10);
//		HAL_GPIO_WritePin(GPIOF, GPIO_PIN_0, GPIO_PIN_RESET);
//		HAL_Delay(500);
		
		

//		state = HAL_GPIO_ReadPin(GPIOA, GPIO_PIN_0);
//		if(state == GPIO_PIN_SET)
//			HAL_UART_Transmit(&huart2, (uint8_t*)set, strlen(set), 10);
//		else
//			HAL_UART_Transmit(&huart2, (uint8_t*)reset, strlen(reset), 10);
//		ret = HAL_CAN_Receive(&hcan, CAN_FIFO0, 10);
//		if(ret == HAL_OK)
//		{
//				HAL_UART_Transmit(&huart2, (uint8_t*)(rx.Data), rx.DLC, 10);
//		}
		
  }
  /* USER CODE END 3 */

}

/** System Clock Configuration
*/
void SystemClock_Config(void)
{

  RCC_OscInitTypeDef RCC_OscInitStruct;
  RCC_ClkInitTypeDef RCC_ClkInitStruct;

  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48;
  RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  HAL_RCC_OscConfig(&RCC_OscInitStruct);

  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI48;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);

  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);

  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);

  /* SysTick_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
}

/* CAN init function */
void MX_CAN_Init(void)
{

  hcan.Instance = CAN;
  hcan.Init.Prescaler = 8;
  hcan.Init.Mode = CAN_MODE_NORMAL;
  hcan.Init.SJW = CAN_SJW_1TQ;
  hcan.Init.BS1 = CAN_BS1_3TQ;
  hcan.Init.BS2 = CAN_BS2_2TQ;
  hcan.Init.TTCM = DISABLE;
  hcan.Init.ABOM = ENABLE;
  hcan.Init.AWUM = DISABLE;
  hcan.Init.NART = DISABLE;
  hcan.Init.RFLM = DISABLE;
  hcan.Init.TXFP = DISABLE;
  HAL_CAN_Init(&hcan);

}

/* USART2 init function */
void MX_USART2_UART_Init(void)
{

  huart2.Instance = USART2;
  huart2.Init.BaudRate = 115200;
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
  huart2.Init.StopBits = UART_STOPBITS_1;
  huart2.Init.Parity = UART_PARITY_NONE;
  huart2.Init.Mode = UART_MODE_TX_RX;
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  HAL_UART_Init(&huart2);

}

/** Configure pins as 
        * Analog 
        * Input 
        * Output
        * EVENT_OUT
        * EXTI
*/
void MX_GPIO_Init(void)
{

  GPIO_InitTypeDef GPIO_InitStruct;

  /* GPIO Ports Clock Enable */
  __HAL_RCC_GPIOF_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();
  __HAL_RCC_GPIOB_CLK_ENABLE();

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOF, GPIO_PIN_0|GPIO_PIN_1, GPIO_PIN_RESET);

  /*Configure GPIO pins : PF0 PF1 */
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);

  /*Configure GPIO pins : PA0 PA1 */
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /*Configure GPIO pin : PB1 */
  GPIO_InitStruct.Pin = GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

#ifdef USE_FULL_ASSERT

/**
   * @brief Reports the name of the source file and the source line number
   * where the assert_param error has occurred.
   * @param file: pointer to the source file name
   * @param line: assert_param error line source number
   * @retval None
   */
void assert_failed(uint8_t* file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
    ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */

}

#endif

/**
  * @}
  */ 

/**
  * @}
*/ 

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
